| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1074.22 | USD | 20251207 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 808.49 | USD | 20251207 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 808.49 | USD | 20251207 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 989.41 | USD | 20251207 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 918.74 | USD | 20251207 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 808.49 | USD | 20251207 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 876.34 | USD | 20251207 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 918.74 | USD | 20251207 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1017.68 | USD | 20251207 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 808.49 | USD | 20251207 |